| Biggest Countries by Area | 0 | - | 4.99 | 1,042,397 |
| Northernmost Countries | 0 | - | 4.99 | 358,972 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,901 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,587 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,304 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,489 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,176 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,368 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,558 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,104 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,581 |
| Widest Countries East to West | 0 | - | 4.92 | 129,080 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,304 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,560 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,673 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,905 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,896 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,283 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,933 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,655 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,761 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,560 |
| Landlocked Countries | 0 | - | 4.99 | 415,837 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,227 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,100,681 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,210 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,341 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,872 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,393 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 207,497 |
| Countries with the Most Borders | 0 | - | 4.97 | 386,824 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,521 |
| Himalayan Countries | 0 | - | 4.95 | 136,160 |
| Andean Countries | 0 | - | 4.95 | 83,265 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,568 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,760 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,269 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,896 |
| Danube Countries | 0 | - | 4.97 | 71,312 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,081 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,767 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,976 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,933 |
| European Landlocked Countries | 0 | - | 4.99 | 146,022 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,626 |
| Countries with the Most Species | 0 | - | 4.99 | 95,378 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,758 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,290 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,459 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,100 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,748 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,124 |
| Countries in the Alps | 0 | - | 4.86 | 117,208 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,818 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,712 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,197 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,641 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,447 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,189 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,881 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,933 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,738 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,269 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,304 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,170 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,659 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,920 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,933 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,571 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,836 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,374 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,111 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,566 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,364 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,769 |
| Largest Countries By Category | 0 | - | 4.97 | 157,138 |
| Countries by Countries | 0 | - | 4.96 | 62,505 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,762 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,051 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,017 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,734,880 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 17,987 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,866 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,429 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,476 |
| Coldest Countries | 0 | - | 4.97 | 137,988 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,372 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,886 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,381 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,282 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,475 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,248 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,370 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,095 |
| Island Countries | 0 | - | 4.99 | 708,543 |
| Countries of South America | 0 | - | 5.00 | 918,593 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,269 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,096 |
| "Land" Countries | 0 | - | 4.98 | 334,239 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 189,233 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,145 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 88,858 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,353 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,058 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,353 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 44,952 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,076 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 78,890 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 102,434 |
| Countries with the Lowest Murder Rate | 0 | - | 4.63 | 77,249 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,466 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,056 |
| Countries with Megacities | 0 | - | 4.99 | 248,524 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,940 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,434 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,318 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,376 |
| Countries by Official Language | 0 | - | 4.95 | 193,651 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,153 |
| Countries in their Native Language | 0 | - | 4.99 | 197,356 |
| Independence from Whom | 0 | - | 4.99 | 210,336 |
| Subdivisions by Country | 0 | - | 4.86 | 50,165 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,180 |
| Megadiverse Countries | 0 | - | 4.96 | 134,495 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,538 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,045 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,580 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,928 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,945 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,161 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,443 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,494 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,321 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,795 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,043 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,545 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,648 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,616 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,820 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,151 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,295 |
| World Map Quiz | 0 | - | 4.81 | 63,912 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,967 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,640 |
| Countries with Double Letters | 0 | - | 4.96 | 93,794 |
| Countries that End in N | 0 | - | 4.94 | 157,222 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,176 |
| Countries with Six Letters | 0 | - | 4.93 | 210,814 |
| Countries with W | 0 | - | 4.97 | 158,487 |
| Countries with Z | 0 | - | 4.98 | 288,372 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,839 |
| Countries That End in U | 0 | - | 4.95 | 119,653 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,977 |
| Countries that End in O | 0 | - | 4.92 | 158,689 |
| Countries that End in R | 0 | - | 4.87 | 118,401 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,957 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,527 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,620 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,703 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,267 |
| Countries That End in Y | 0 | - | 4.90 | 185,312 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,708 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,984 |
| Countries that End in I | 0 | - | 4.94 | 134,584 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,575 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,345 |
| Countries That End in NIA | 0 | - | 4.92 | 109,199 |
| Countries That End in BIA | 0 | - | 4.92 | 148,335 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,324 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,692 |
| Countries That End in RIA | 0 | - | 4.93 | 126,245 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,227 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,887 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,752 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,112 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,653 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,063 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,342 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,860 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,751 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,932 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,415 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,080 |
| Countries that End in L | 0 | - | 4.94 | 156,196 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 212,462 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,034 |
| City to Country Quiz #1 | 0 | - | 4.96 | 155,668 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,499 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,563 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,137 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,713 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,070 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,738 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,149 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 151,984 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,848 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,264 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,483 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,465 |
| One Border Countries | 0 | - | 4.98 | 466,026 |
